| 词条 | 56 Pegasi |
| 释义 |
| name = 56 Pegasi }}{{Starbox image |image={{Location mark |image=Pegasus constellation map.svg|alt=|float=center|width=280 |label=|position=right |mark=Red circle.svg|mark_width=10|mark_link=56 Pegasi |x=393|y=343 }} |caption=Location of 56 Pegasi (circled) }}{{Starbox observe | epoch = J2000 | constell = Pegasus | ra = {{RA|23|07|06.73908}}[1] | dec = {{DEC|25|28|05.7329}}[1] | appmag_v = 4.74[2] }}{{Starbox character | class = K0IIp + sdO[3][4] | b-v = +1.32[2] | u-b = +1.14[2] }}{{Starbox astrometry | radial_v = -27.55[5] | prop_mo_ra = -0.03[1] | prop_mo_dec = -33.07[1] | parallax = 5.51 | p_error = 0.23 | parallax_footnote = [1] | absmag_v = −1.32[6] }}{{Starbox detail | mass = 5.4[7] | radius = {{Val|40|4}}[8] | temperature = 4,416[9] | luminosity = 680[10] | rotational_velocity = 4.4[11] | gravity = 0.50[12] | metal_fe = -0.21[10] }}{{Starbox catalog | names = BD+24°4716, FK5 3848, GC 32201, HIP 114155, HR 8796, HD 218356, NSV 14429, SAO 91019 }}{{Starbox reference | Simbad = 56+Pegasi }}{{Starbox end}}56 Pegasi (56 Peg) is a spectroscopic binary star in the constellation Pegasus. Its apparent magnitude is 4.74[2] and it is approximately 590 light years away based on parallax.[1] The companion, a subdwarf O star, has a period of about 111 days.[4] References1. ^1 2 3 4 5 {{cite journal | arxiv=0708.1752 | bibcode=2007A&A...474..653V | doi=10.1051/0004-6361:20078357 | title=Validation of the new Hipparcos reduction | journal=Astronomy and Astrophysics | volume=474 | issue=2 | pages=653 | year=2007 | last1=Van Leeuwen | first1=F. }} Vizier catalog entry {{Stars of Pegasus}}{{giant-star-stub}}{{multi-star-stub}}2. ^1 2 3 {{cite journal|bibcode=2002yCat.2237....0D|title=VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system|journal=CDS/ADC Collection of Electronic Catalogues|volume=2237|author1=Ducati|first1=J. R.|year=2002}} 3. ^{{cite journal|bibcode=1982ApJ...257..225S|title=On the reality of a boundary in the H-R diagram between late-type stars with and without high temperature outer atmospheres|journal=Astrophysical Journal|volume=257|pages=225|author1=Simon|first1=T.|last2=Linsky|first2=J. L.|last3=Stencel|first3=R. E.|year=1982|doi=10.1086/159981}} 4. ^1 {{cite journal|bibcode=2006Obs...126....1G|title=Spectroscopic binary orbits from photoelectric radial velocities - Paper 186: 56 Pegasi|journal=The Observatory|volume=126|pages=1|author1=Griffin|first1=R. F.|year=2006}} 5. ^{{cite journal | doi=10.1051/0004-6361:20041272 | bibcode=2005A&A...430..165F | arxiv=astro-ph/0409579 | title=Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data | journal=Astronomy & Astrophysics | volume=430 | pages=165 | year=2005 | last1=Famaey | first1=B. | last2=Jorissen | first2=A. | last3=Luri | first3=X. | last4=Mayor | first4=M. | last5=Udry | first5=S. | last6=Dejonghe | first6=H. | last7=Turon | first7=C. }} 6. ^{{cite journal|bibcode=2006Obs...126...25F|title=The puzzling case of 56 Pegasi: A fast rotator seen nearly pole-on|journal=The Observatory|volume=126|pages=25|author1=Frankowski|first1=A.|last2=Jorissen|first2=A.|year=2006|arxiv = astro-ph/0512036 }} 7. ^{{cite journal | bibcode=2011MNRAS.410..190T | doi=10.1111/j.1365-2966.2010.17434.x | arxiv=1007.4883 | title=A catalogue of young runaway Hipparcos stars within 3 kpc from the Sun | journal=Monthly Notices of the Royal Astronomical Society | volume=410 | pages=190 | year=2011 | last1=Tetzlaff | first1=N. | last2=Neuhäuser | first2=R. | last3=Hohle | first3=M. M. }} Vizier catalog entry 8. ^{{cite journal | display-authors=1 | last1=van Belle | first1=G. T. | last2=Creech-Eakman | first2=M. J. | last3=Hart | first3=A. | title=Supergiant temperatures and linear radii from near-infrared interferometry | journal=Monthly Notices of the Royal Astronomical Society | date=2009 | volume=394 | issue=4 | pages=1925 | bibcode=2009MNRAS.394.1925V | arxiv=0811.4239 | doi=10.1111/j.1365-2966.2008.14146.x }} 9. ^{{cite journal | arxiv=1102.4832 | bibcode=2011MNRAS.414..418P | doi=10.1111/j.1365-2966.2011.18421.x | title=The basal chromospheric Mg ii h+k flux of evolved stars: Probing the energy dissipation of giant chromospheres | journal=Monthly Notices of the Royal Astronomical Society | volume=414 | pages=418 | year=2011 | last1=Martínez | first1=M. Isabel Pérez | last2=Schröder | first2=K.-P. | last3=Cuntz | first3=M. }} Vizier catalog entry 10. ^1 {{cite journal | bibcode=2012AstL...38..331A | doi=10.1134/S1063773712050015 | arxiv=1108.4971 | title=XHIP: An extended hipparcos compilation | journal=Astronomy Letters | volume=38 | issue=5 | pages=331 | year=2012 | last1=Anderson | first1=E. | last2=Francis | first2=Ch. }} Vizier catalog entry 11. ^{{cite journal | bibcode=1999A&AS..139..433D | doi=10.1051/aas:1999401 | title=A catalog of rotational and radial velocities for evolved stars | journal=Astronomy and Astrophysics Supplement Series | volume=139 | issue=3 | pages=433 | year=1999 | last1=De Medeiros | first1=J. R. | last2=Mayor | first2=M. | arxiv=astro-ph/0608248 }} Vizier catalog entry 12. ^{{cite journal | bibcode=2016A&A...591A.118S | doi=10.1051/0004-6361/201628497 |arxiv=1605.07384 | title=The PASTEL catalogue: 2016 version | journal=Astronomy & Astrophysics | volume=591 | pages=A118 | year=2016 | last1=Soubiran | first1=Caroline | last2=Le Campion | first2=Jean-François | last3=Brouillet | first3=Nathalie | last4=Chemin | first4=Laurent }} 10 : Pegasus (constellation)|K-type bright giants|Flamsteed objects|Durchmusterung objects|2MASS objects|Hipparcos objects|HR objects|Henry Draper Catalogue objects|Spectroscopic binaries|O-type subdwarfs |
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